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Security Bulletin: Financial Transaction Manager for Corporate Payment Services is affected by a potential logout session timeout (CVE-2020-4555)

Security Bulletin


Login session may not be invalidated in a timely manner on timeout.

Vulnerability Details

CVEID:   CVE-2020-4555
DESCRIPTION:   IBM Financial Transaction Manager for High Value Payments for Multi-Platform does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system.
CVSS Base score: 6.3
CVSS Temporal Score: See: for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)

Affected Products and Versions

Affected Product(s)Version(s)
Financial Transaction Manager for Corporate Payment Services for MP3.2.4
Financial Transaction Manager for Corporate Payment Services for MP3.0.2


Product VRMFIssueRemediation / First Fix
 FTM CPS product change
FTM CPS3.0.2.0 - product change

Workarounds and Mitigations

HTTP session logout timeout
When the browser HTTP session for a Control Center user times out, the user is logged out. However, someone can possibly intercept and override the logout timeout. To avoid this override, configure the property in WebSphere Application Server. For more information about this property, see the WebSphere Application Server documentation.

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Change History

18 Dec 2020: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.


According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Document Location


[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSPKQ5","label":"IBM Financial Transaction Manager"},"Component":"","Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"3.0.2,3.2.1,3.2.4","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
18 December 2020